var season_files = new Array(71);
season_files[0] = "bilder/seasons/autumn/apples.jpg";
season_files[1] = "bilder/seasons/autumn/appleskal.jpg";
season_files[2] = "bilder/seasons/autumn/ax.jpg";
season_files[3] = "bilder/seasons/autumn/berry blue.jpg";
season_files[4] = "bilder/seasons/autumn/berry.jpg";
season_files[5] = "bilder/seasons/autumn/bil.jpg";
season_files[6] = "bilder/seasons/autumn/blad.jpg";
season_files[7] = "bilder/seasons/autumn/blad_lund.jpg";
season_files[8] = "bilder/seasons/autumn/blue_cup.jpg";
season_files[9] = "bilder/seasons/autumn/bok_1.jpg";
season_files[10] = "bilder/seasons/autumn/boktext.jpg";
season_files[11] = "bilder/seasons/autumn/brunnslock.jpg";
season_files[12] = "bilder/seasons/autumn/bukett.jpg";
season_files[13] = "bilder/seasons/autumn/citroner.jpg";
season_files[14] = "bilder/seasons/autumn/coffeacup.jpg";
season_files[15] = "bilder/seasons/autumn/cykel.jpg";
season_files[16] = "bilder/seasons/autumn/dark.jpg";
season_files[17] = "bilder/seasons/autumn/ek.jpg";
season_files[18] = "bilder/seasons/autumn/ek_leaf_gul.jpg";
season_files[19] = "bilder/seasons/autumn/fjader.jpg";
season_files[20] = "bilder/seasons/autumn/flugsvamp.jpg";
season_files[21] = "bilder/seasons/autumn/glasses.jpg";
season_files[22] = "bilder/seasons/autumn/graslok.jpg";
season_files[23] = "bilder/seasons/autumn/grindskugga.jpg";
season_files[24] = "bilder/seasons/autumn/gul.jpg";
season_files[25] = "bilder/seasons/autumn/hallon.jpg";
season_files[26] = "bilder/seasons/autumn/hostlov.jpg";
season_files[27] = "bilder/seasons/autumn/insekt.jpg";
season_files[28] = "bilder/seasons/autumn/jacka.jpg";
season_files[29] = "bilder/seasons/autumn/kaffekanna.jpg";
season_files[30] = "bilder/seasons/autumn/kaka_halv.jpg";
season_files[31] = "bilder/seasons/autumn/kaka_hel.jpg";
season_files[32] = "bilder/seasons/autumn/kaka_tom.jpg";
season_files[33] = "bilder/seasons/autumn/kastanj.jpg";
season_files[34] = "bilder/seasons/autumn/kavaj.jpg";
season_files[35] = "bilder/seasons/autumn/lakan.jpg";
season_files[36] = "bilder/seasons/autumn/leaf colour.jpg";
season_files[37] = "bilder/seasons/autumn/leaf_colour.jpg";
season_files[38] = "bilder/seasons/autumn/ljus_tre.jpg";
season_files[39] = "bilder/seasons/autumn/macka.jpg";
season_files[40] = "bilder/seasons/autumn/nypon.jpg";
season_files[41] = "bilder/seasons/autumn/nyponros.jpg";
season_files[42] = "bilder/seasons/autumn/rain car.jpg";
season_files[43] = "bilder/seasons/autumn/rain_brun.jpg";
season_files[44] = "bilder/seasons/autumn/rain_red.jpg";
season_files[45] = "bilder/seasons/autumn/red.jpg";
season_files[46] = "bilder/seasons/autumn/red_apple.jpg";
season_files[47] = "bilder/seasons/autumn/red_leaf.jpg";
season_files[48] = "bilder/seasons/autumn/regn gata.jpg";
season_files[49] = "bilder/seasons/autumn/regn.jpg";
season_files[50] = "bilder/seasons/autumn/regndroppe.jpg";
season_files[51] = "bilder/seasons/autumn/ringblomma.jpg";
season_files[52] = "bilder/seasons/autumn/ronnbar.jpg";
season_files[53] = "bilder/seasons/autumn/skord.jpg";
season_files[54] = "bilder/seasons/autumn/sky.jpg";
season_files[55] = "bilder/seasons/autumn/soffa red.jpg";
season_files[56] = "bilder/seasons/autumn/staketstolpe.jpg";
season_files[57] = "bilder/seasons/autumn/stig.jpg";
season_files[58] = "bilder/seasons/autumn/suddis.jpg";
season_files[59] = "bilder/seasons/autumn/svamp.jpg";
season_files[60] = "bilder/seasons/autumn/svamp_sopp.jpg";
season_files[61] = "bilder/seasons/autumn/svampar.jpg";
season_files[62] = "bilder/seasons/autumn/tagetes.jpg";
season_files[63] = "bilder/seasons/autumn/tegel.jpg";
season_files[64] = "bilder/seasons/autumn/tork.jpg";
season_files[65] = "bilder/seasons/autumn/tree.jpg";
season_files[66] = "bilder/seasons/autumn/tyg.jpg";
season_files[67] = "bilder/seasons/autumn/tygapple.jpg";
season_files[68] = "bilder/seasons/autumn/vatten_rinna.jpg";
season_files[69] = "bilder/seasons/autumn/vissen.jpg";
season_files[70] = "bilder/seasons/autumn/vissna.jpg";
season_index = -1;

function season_random(num)
{
    return Math.floor(Math.random()*num);
}

function season_start()
{
    season_change();
}

function season_change()
{
    if(season_index > -1 && season_files.length > 1) {
        new_index = season_random(season_files.length - 1);
        if(new_index >= season_index) {
            season_index = new_index + 1
        } else {
            season_index = new_index
        }
    } else if(season_files.length == 0) {
        return;
    } else {
        season_index = season_random(season_files.length);
    }
    document.getElementById('season_img').src = season_files[season_index];
    setTimeout("season_change()", 4000);
}